package com.heima.article.listen;

import com.heima.common.constants.article.HotArticleConstants;
import com.rabbitmq.client.Channel;
import lombok.extern.slf4j.Slf4j;
import org.springframework.amqp.core.Message;
import org.springframework.amqp.rabbit.annotation.Queue;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.ListOperations;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.messaging.handler.annotation.Payload;
import org.springframework.stereotype.Component;

import java.io.IOException;

/**
 * 用于将监听到的行为数据
 * 存入到redis队列中 等待计算
 */
@Component
@Slf4j
public class HotArticleScoreListener {
    @Autowired
    RedisTemplate<String,String> redisTemplate;
    @RabbitListener(queuesToDeclare = {@Queue(value = HotArticleConstants.HOT_ARTICLE_SCORE_BEHAVIOR_QUEUE)})
    public void articleBehaviorHandler(@Payload String articleMess, Message message, Channel channel){
        log.info("文章实时更新队列: 接收到文章行为变化 消息内容:{}",articleMess);
        try {
        //发布文章
            ListOperations<String, String> listOperations = redisTemplate.opsForList();
            listOperations.rightPush(HotArticleConstants.HOT_ARTICLE_SCORE_BEHAVIOR_LIST,articleMess);
        //手动确认消息

            channel.basicAck(message.getMessageProperties().getDeliveryTag(),false);
            log.info(" 文章实时更新队列: 接收到文章行为变化 消息内容: {}",articleMess);
            } catch (Exception e) {
                e.printStackTrace();
            log.error("文章实时更新队列， 消息处理失败: {}   失败原因: {}",articleMess,e.getMessage());
            }
    }
}
